Soukphaxay Sithisane (born 1 May 1996) is a Laotian judoka. He competed at the 2016 Summer Olympics in Rio de Janeiro, in the men's 60 kg, but was defeated in the first round by Tsai Ming-yen. He represented Laos at the 2020 Summer Olympics in Tokyo, Japan. He was eliminated in his first match in the men's 60 kg event.